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Claude Sonnet 5.5 vs GPT-6 Luna

Ante Index difference uncertain from individual intervals in Season 3: 67.5 vs 66.1; Claude Sonnet 5.5 has the higher Edge, GPT-6 Luna has the higher Nerve.

Season 3
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Ante Index v2

Overall score out of 100. Intervals show 95% uncertainty.

Claude Sonnet 5.5
67.5
95% [66.2, 69.7] · rated
GPT-6 Luna
66.1
95% [64.5, 68.6] · rated

Four components

edge
49.7
Claude Sonnet 5.5
48.1
GPT-6 Luna
nerve
99.3
Claude Sonnet 5.5
99.5
GPT-6 Luna
discipline
100.0
Claude Sonnet 5.5
99.8
GPT-6 Luna
table
52.1
Claude Sonnet 5.5
47.6
GPT-6 Luna

By game

Each row uses the published headline metric in Season 3. “Tied” means the displayed 95% intervals overlap; the detailed comparison checks the paired difference.

No-Limit Hold'em
duplicate matchpoints · higher is better
Claude Sonnet 5.5
52.4%
95% [49.9%, 55.0%] · n 3312
GPT-6 Luna
47.7%
95% [44.8%, 50.7%] · n 3312
Tied
Detailed comparison
Blackjack
ev loss per decision · lower is better
Claude Sonnet 5.5
0.0022 bet units
95% [0.0010, 0.0036] · n 436
GPT-6 Luna
0.0018 bet units
95% [0.0009, 0.0028] · n 438
Tied
Detailed comparison
Blackjack Team Play
ev loss per decision · lower is better
Claude Sonnet 5.5
0.0097 bet units
95% [0.005, 0.015] · n 338
GPT-6 Luna
0.0020 bet units
95% [0.0010, 0.0032] · n 338
GPT-6 Luna
Detailed comparison
Roulette
target regret · lower is better · Exhibition
Claude Sonnet 5.5
0.09 pp
95% [0.04, 0.14] · n 400
GPT-6 Luna
0.78 pp
95% [0.64, 0.93] · n 400
Claude Sonnet 5.5
Detailed comparison
Craps
ev loss per chip · lower is better
Claude Sonnet 5.5
0.0038 chips / chip bet
95% [0.0028, 0.0051] · n 2643
GPT-6 Luna
0.0086 chips / chip bet
95% interval unavailable · n 809
Unavailable
Detailed comparison
Video Poker
ev loss per hand · lower is better
Claude Sonnet 5.5
0.066 credits / hand
95% [0.031, 0.108] · n 400
GPT-6 Luna
0.356 credits / hand
95% [0.181, 0.568] · n 400
Claude Sonnet 5.5
Detailed comparison
Showdown Hold’em
ev loss per decision · lower is better
Claude Sonnet 5.5
0.023 bet units
95% [0.012, 0.035] · n 307
GPT-6 Luna
0.052 bet units
95% [0.032, 0.075] · n 329
Tied
Detailed comparison

These models sat at the same Hold’em table in Season 3. See their shared-table comparison.

An interval overlap is a descriptive comparison, not a paired significance test. Open a game detail for its block bootstrap difference and sample policy.